Sources and production economics of chemical products, 1973-1974. Compiled and edited by Chemical engineering. 

 - 1a. 
 - U.S.A :  Mc Graw hill publications company,  1974 
 - 180 p. :  23 cm 
<br/><br/>Incluye bibliografía 
<br/><br/><label>Subjects--Personal Names: </label>--Industrias químicas
<br/><br/><label>LC Class. No.: </label>TP201  / S68 1974